Home / 454,885.08-627,731.34-250,936.20

Finding the Fourth Proportional to 454,885.08, 627,731.34 and 250,936.20

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Solution

The fourth proportional to 454,885.08, 627,731.34 and 250,936.20 is: 346,286.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,885.08 : 627,731.34 = 250,936.20 : x
  2. Step 2: Convert to fraction form
    454,885.08/627,731.34 = 250,936.20/x
  3. Step 3: Cross multiply
    454,885.08x = 627,731.34 × 250,936.20
  4. Step 4: Simplify right side
    454,885.08x = 157,520,517,080.51
  5. Step 5: Solve for x
    x = 157,520,517,080.51/454,885.08
  6. Step 6: Final answer
    x = 346,286.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.